This contains the brine liquid to be studied and is covered by a sheet of flat plate glass, set at an angle of 12º to the horizontal, so that water condensing on it readily runs down to the lower edge. Water evaporating from the tray condenses on the inside surface of the glass cover, runs down to the lower edge and collects in a channel alongside the evaporating basin, from whence it drains to a volumetric measuring vessel. Solar Still Basin Type: This includes a shallow square evaporating tray, the base of which is fitted with removable heat insulating material which assists in the evaporation process. Temperature measurement by multi-point thermocouple instrument is provided at the following points: - feed, brine (output), ambient, glass (outside), glass (inside), the vapour space, centre of tray (under mat), mat (top side). The whole top section of the still may be turned horizontally through 180, so making it possible to alter the angle of incidence of sunlight on the absorbing pad. An optional pen recorder is available to continuously record these temperatures.
Features:
Horizontal rotation of basin through 180º
Non corrosive materials used in all critical areas
Temperature measurement at eight points
Pen recorder to continuously record temperatures
Variable angle of incidence of sunlight on the absorbing pad Variable thermal insulation material mounted horizontally on a rigid steel stand
Ability to tilt base continuously by +5º and -5º to the horizontal
Removable solar radiation mat
Extendable tray angles and hence flow rates.
Solar Photovoltaic Trainer can operate either indoors or outdoors. Solar energy can be simulated by lights, which can be varied in intensity to show the student the electrical output variation. Solar Photovoltaic Trainer the advanced level program utilizes a new design, which allows more activities for the student in analyzing the effect of azimuth and zenith angles on the power output. The electric power is measured by an ammeter and voltmeter mounted on the chassis.
The trainer has two solar panels mounted on a swivel so that optimal sunlight can be captured and allows the students to measure the azimuth and zenith angles of incident. Also offers a similar model that is mounted on a flat classic series board. Solar Photovoltaic Trainer can operate in and out of the classroom and also comes equipped with a DC to AC inverter to apply outside loads.
The Solar Photovoltaic Troubleshooting Learning System includes all components needed to develop hands-on, job-ready skills: all solar specific components as well as balance of system items. The solar photovoltaic PV learning system contains a mobile workstation, component panels with breakers, combiner box, MPPT charge controller, lamps, batteries, meters, grid-connected inverter, a fault insertion system, PC-based multimedia student curriculum, and instructors assessment guide. The required two-panel array provides a complete solar PV troubleshooting experience.
Solar Photovoltaic Troubleshooting Learning System Installing and maintaining solar photovoltaic (PV) systems requires hands-on skills and troubleshooting ability across the types of PV systems commonly used such as AC, DC, and grid-connected. Budding engineers and designers need to understand the technologies used in these systems as well.
The Solar Photovoltaic Troubleshooting Learning System teaches students connection, operation, programming, and troubleshooting of AC/DC and grid-connected systems. Solar Photovoltaic Troubleshooting Learning System allows students to develop the specialized skills and knowledge needed for working with the common types of PV systems. The curriculum is highly interactive, PC-based multimedia that allows students to use the learning style best for them reading, listening, visual.
Features:
Balance of System Components Replicates Real World PV Systems
Computerized Fault Insertion
Grid-Connected and Micro Inverters
Modern Communications and Programming
Mobile, Multiple PV Panels.
Gross volume-Freezer: 64 L
Volume category: <120L
Solar radiation reference period of 3.5 kWh/m²/day and hot zone (+43°C) test temperatures.
Operating temperature: Max rated ambient temperature: +43°C
Refrigerant: R600a, 60 grams
PQS prequalified Solar direct drive water packs freezer with no battery for freezing of water packs in areas without any electricity, or where there is less than eight hours of reliable electricity over a typical day.
Indoor Solar Energy Training System
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A heat exchanger coil is built into the reservoir such that the water temperature within the reservoir can be controlled by allowing cooler mains water to flow through the heat exchanger coil. This experiment includes a shallow heat collection tray approximately 1.2 m by 1m, the base of which is fitted with removable heat capture material. Water is pumped through the heat transfer plate, on the tray, and is returned to an insulated reservoir mounted on the base of the unit The water is continuously re-circulated through the transfer plate so that the temperature in the reservoir gradually builds up. An inclinometer to indicate the degree of tilt is available as an optional extra. This material assists in the heat transfer process. The heat capture and transfer plate is itself covered by a sheet of flat plate glass, which captures the radiation and reflects light back to the heat.
Features:
Temperature measurement at eight points
Removable solar radiation mat
Extendable tray angles and hence flow rates
USB data logger and PC
Ability to tilt base continuously by +10º and -10º to the horizontal
Horizontal rotation of basin through 180º
Variable angle of incidence of sunlight on the absorbing pad
Non corrosive materials used in all critical areas
Variable thermal insulation material mounted horizontally on a rigid steel stand.
A lighting unit simulates natural solar radiation and allows a range of experiments to be carried out in the laboratory. The light is converted into heat in an absorber and transferred to a heat transfer fluid. Solar thermal systems convert solar energy into usable thermal energy. It allows you to demonstrate solar thermal heating of domestic water in an illustrative manner. The heat is released to the water by an integrated heat exchanger in the tank. A pump conveys the heat transfer fluid through a hot water tank.
Learning Objectives/Experiments:
Design and operation of a simple solar thermal system
Influence of illuminance, angle of incidence and flow rate
Influence of various absorbing surfaces
Determining efficiency curves
Determining the net power
Energy balance on the solar collector.
The instrument panel interface allows students to measure the outputs and determine efficiency. The system is mounted on a sturdy mobile 2x2 welded powder coated steel frame and has a student workbench. Solar Wind Hybrid Trainer has combined two of the most viable "green" electrical generation systems from carbon-free energy sources in the Using standard solar PV panels and circuit controls to safely charge the batteries, both the wind and solar photovoltaic concepts are presented so students learn how these systems work. The instrument module provides accurate power output readings. Also, an inverter is included for the power to be converted back to AC use in appliances. The energy can be stored in a battery protected by a charge controller.
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Solar Thermal Troubleshooting includes all components needed to develop hands-on, job-ready skills. The learning system contains a mobile workstation, multiple component circuit panels, two solar collectors, and fault insertion. An optional sun simulator is available to facilitate classes indoors when outdoor conditions do not support solar heating.
Installing and maintaining Solar Thermal Closed Loop Systems requires hands-on troubleshooting ability across both drain back and pressurized systems. Likewise, engineers and designers need to understand the technologies utilized by these systems.
Solar Thermal Troubleshooting teaches learners about connecting, operating, programming, and troubleshooting both drain back and pressurized systems. The curriculum is presented in a highly-interactive, multimedia format that allows learners to use the learning style best for them: reading, listening, or visual. Solar Thermal Troubleshooting supports the Certified Solar Thermal System Installer. Solar Thermal Troubleshooting Closed Loop Learning System allows learners to develop the specialized skills and knowledge needed for working with the two common types of thermal closed-loop systems: drain back and pressurized.
Two Types of Closed Loop Thermal Systems:
Includes the components needed to configure either system, including both an expansion tank and drain back tank. Learners will switch between the two systems with valving. Solar technicians will encounter both drain back and pressurized closed-loop solar thermal systems. Across any given region that experiences freezing conditions, both of these systems are used extensively.
Features:
Fault Insertion for both Electrical and Fluid Systems
Balance of System Components
Two Types of Closed-Loop Thermal Systems
Replicates Real-World Thermal Systems
Wind and Solar Trainer, Renewable Training Equipment
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Gross volume-Freezer: 48L
Volume category: <120L
Operating temperature: Max rated ambient temperature: +43°C
Solar radiation reference period of 3.5 kWh/m²/day and hot zone (+43°C) test temperatures.
Refrigerant: R600a, 60 grams
PQS prequalified Solar direct drive water packs freezer with no battery for freezing of water packs in areas without any electricity, or where there is less than eight hours of reliable electricity over a typical day.
Solar Tracking Control Trainer
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Energy of solar origin stored in the battery can be converted into kinetic energy by the use of the electric motor and measured by the dynamometer and tachometer system. The characteristics of the photovoltaic cell array can be determined by the instrumentation provided. As shown in the illustration, the power element in the unit is a photovoltaic cell array comprising thirty-six silicon cells connected to a control unit incorporating a storage battery, and a switched loading system consisting of an electric motor and dynamometer and a bank of resistors. The photovoltaic cell material employed is highly efficient giving an energy conversion of around 10%, i.e. an output of the order of 100 watts per square meter in full sunshine. Provision is made for the use of recorders to indicate both the output of the solar cell array and the output of the storage battery. It is normally mounted out of doors at an angle to the horizontal, the angle being determined by the latitude of the location, alternatively a suitable lamp can be used.
Features:
Highly efficient energy conversion - 100 watts/metre2
Does not require complicated reflecting systems
Collects and stores solar power
Stored energy can be converted for use by electric motor
The Solar Energy Computer Interface unit consists of a solar panel on a tilting and rotating base, an inverter, a regulator, a storage battery, load circuit, a fan, lamp load, voltmeters and ammeters. Solar Energy Computer Interface is a bench mounted unit designed for a study of electricity generation form sunlight, storage and use of energy. The panel is mounted on a tilting and rotating base.
Experiments:
Current-voltage characteristics of solar panel.
Working principles of load regulator low unloading and overloading protection Principles of inverter.
Effect of shading on performance.
Effect of panel inclination on performance.
The Solar Thermal Installation Learning System teaches students the installation and commissioning of closed loop and open loop solar thermal systems for commercial and residential applications. The demand for qualified Solar Technicians is rising, as more consumers and businesses apply solar energy in their communities. Students will learn how to install systems by selecting, preparing, mounting and connecting solar thermal components using copper tubing, PVC piping, and electrical wiring. Students will create and commission complete working systems, just as they would do on the job.
Installation Skills Practice the Solar Thermal Installation Learning System provides a platform where students install real world systems using components commonly found in commercial and residential environments. Students select materials, solder and cut copper tubing, cut and glue PVC pipe, and run wire to assemble working systems, just as they would do on the job.
The Solar Thermal Installation Learning System includes a mobile workstation with solar thermal components, solar thermal collectors, PC-based interactive, multimedia student curriculum, and teachers guide. The mobile workstation is equipped with shadow boards for component storage, a benchtop worksurface and vise for tubing preparation, and mounting surface for assembly of solar thermal systems.
Features:
Efficient, Effective, and Safe Training
Installation Skills Practice
Multi System Capabilities.
Vaccine storage capacity: 36 L
Volume category: <60L
Solar radiation reference period of 3.5 kWh/m²/day and hot zone (+43°C) test temperatures.
Operating temperature: Min and Max rated ambient temperature: +5 °C and +43°C
UIFPF: Grade A
Refrigerant: R600a, 60 grams
PQS prequalified Solar direct drive combined refrigerator and freezer with no battery for storage of vaccines at +2 ?C to+8?C and freezing of ice packs in areas without any electricity, or where there is less than eight hours of reliable electricity over a typical day.
Variety Of Buildable Diy Stem Models Including Hydro, Air and Solar Powered Models
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Solar heat for cold production allows the vapour jet compressor from vapourjet compressor IN refrigeration to be operated with solar-generated heat fromthe domestic water heating with flat collector flat collector. With the increasing demand for refrigeration and air conditioning worldwide, theinterest in alternative processes of cold production which can be supplied from renewable energy sources is also growing. One promising possibility is thermalprocesses. In these processes, thermal energy is used to generate cold. The pump is operated via Vapour jet compressor inrefrigeration and domestic water heating with flat collector are connectedby hoses. The energy added from solar heat is determined by two temperaturesensors and one flow rate sensor. After sufficient solar thermal heating, the heat transfer fluid from domestic water heating with flat collector is pumped into the vapour generator of vapour jet compressor in refrigeration by the pump from solar heat for cold production.
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The Solar Thermal Sun Simulator includes a stationary frame, sun simulator lights with heater assembly, and power box and cable. The light positions are adjustable. This system requires a Wire electrical service.
The Solar Thermal Sun Simulator for use indoors. This simulator provides thermal energy to simulate solar thermal power for commercial and residential systems. Instructors are often faced with challenges in teaching solar when faced with inclement weather. The Solar Thermal Sun Simulator provides the heat energy needed to simulate the suns solar energy when the solar thermal installation system is being used indoors.
